IndividualActive
Felix Gregorian
NPI 1679194021 · Critical Care Certified Respiratory Therapist · N Chelmsford, MA
Provider details
- NPI number
- 1679194021
- Entity type
- Individual
- Primary specialty
- Critical Care Certified Respiratory TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 3521 (MA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
Established profile(64/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
3 Blueberry Hill Ln
N Chelmsford, MA 01863-1235
Phone: (978) 828-3817
Street-level locationGet directions
Mailing address
3 Blueberry Hill Ln
N Chelmsford, MA 01863-1235
Registry dates
- Enumerated
- 2020-04-27
- Last updated
- 2020-04-27
- Certified
- 2020-04-27
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.